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The kernel I use is linux2.6.38. At the beginning, the development board can be used as a USB flash drive, but when using the HID function, the following problems occur:
g_hid gadget: hi...[Details]
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The porting of serial port xmodem is relatively simple, just refer to the ymodem protocol. Experimental environment: Linux Ubuntu 9.10 (from the virtual machine provided by Professor Wei Dongshan) D...[Details]
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1 Introduction
With the continuous development of modern communication technology, the requirements for frequency sources are getting higher and higher. On the one hand, due to the rapid expans...[Details]
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I believe that many people, like me, have changed the way they use video services due to the epidemic and the new normal that has followed: I used to watch TV and movies occasionally to pass the time...[Details]
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On May 13, according to foreign media reports, the vigorous development of artificial intelligence, especially generative artificial intelligence, has brought new development opportunities to the c...[Details]
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I have been working on the communication between NRF24L01 and ATmega16 recently. I don't know if there is any problem with the program. The two LEDs of the receiving module will light up only when the...[Details]
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1 Introduction
In recent years, AC variable frequency speed regulation system has developed rapidly and has become the main research and development direction of speed regulation system. T...[Details]
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#ifndef __menu_h__
#define __menu_h__
#include "head.h"
#include "LCD1602_2.h"
#include "DS18B20.h"
#define Null 0
/***********************
* Function declaration *
***********************...[Details]
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NXP Semiconductors recently announced that its EdgeVerse™ product family has added cross-border application processors, including i.MX 8ULP, i.MX 8ULP-CS (cloud security) series certified by Microsof...[Details]
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On July 6, according to the Qichacha App, Beijing Xiaomi Mobile Software Co., Ltd. disclosed the patent for "Vehicle and its control method, device, terminal and storage medium", with the publication...[Details]
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Perhaps the biggest challenge facing portable power designers is delivering power to modern high-performance CPUs. Recently, CPU supply currents have doubled every two years. In fact, today’s por...[Details]
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The 2440 startup process is a difficult point and not easy to understand. The understanding of the 2440 startup process affects the subsequent analysis of the bare metal code execution process, thus ...[Details]
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The typical characteristics of electro-hydraulic position servo control systems are nonlinearity, uncertainty, time-varying, external interference and cross-coupling interference, etc. It is not easy ...[Details]
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In response to Apple's refusal to allow Project xCloud to land on the App Store, Microsoft today issued a statement accusing Apple of this practice and said: "Apple has isolated itself and become the...[Details]
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Industrial control computers are computer systems specifically used in the field of industrial automation. Their structural characteristics are mainly reflected in the following aspects:
...[Details]
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